tech:python
Unterschiede
Hier werden die Unterschiede zwischen zwei Versionen angezeigt.
| Nächste Überarbeitung | Vorhergehende Überarbeitung | ||
| tech:python [2018/11/20 17:01] – angelegt lutz | tech:python [2026/03/06 08:19] (aktuell) – gelöscht lutz | ||
|---|---|---|---|
| Zeile 1: | Zeile 1: | ||
| - | ====== Tipps und Tricks ====== | ||
| - | Ein Matrix transponieren (Zeilen und Spalten vertauschen): | ||
| - | |||
| - | <code python> | ||
| - | from pprint import pprint as pp | ||
| - | |||
| - | T1 = [[11, 12, 13, 14, 15, 16, 17, 18],[21, 22 ,23, 24, 25,26, 27, 28],[31, 32 ,33, 34, 35, 36, 37, 38]] | ||
| - | pp(T1) | ||
| - | |||
| - | # [[11, 12, 13, 14, 15, 16, 17, 18], | ||
| - | # [21, 22, 23, 24, 25, 26, 27, 28], | ||
| - | # [31, 32, 33, 34, 35, 36, 37, 38]] | ||
| - | |||
| - | T2 = list(zip(*T1)) | ||
| - | pp(T2) | ||
| - | |||
| - | # [(11, 21, 31), | ||
| - | # (12, 22, 32), | ||
| - | # (13, 23, 33), | ||
| - | # (14, 24, 34), | ||
| - | # (15, 25, 35), | ||
| - | # (16, 26, 36), | ||
| - | # (17, 27, 37), | ||
| - | # (18, 28, 38)] | ||
| - | |||
| - | </ | ||
tech/python.1542733288.txt.gz · Zuletzt geändert: von lutz